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Mostrando ítems 1-20 de 41
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Characterization of 23 polymorphic SSR markers in Salix humboldtiana (Salicaceae) using next‐generation sequencing and cross‐amplification from related species
Bozzi, Jorge Alfredo; Liepelt, Sascha; Ohneiser, Sebastian; Gallo, Leonardo Ariel; Marchelli, Paula; Leyer, Ilona; Ziegenhagen, Birgit; Mengel, Christina (Botanical Society of America, 2015-04)Premise of the study: We present a set of 23 polymorphic nuclear microsatellite loci, 18 of which are identified for the first time within the riparian species Salix humboldtiana (Salicaceae) using next‐generation ... -
Clone differences among young Salix humboldtiana Willd. from Patagonia
Salgado, Mariana; Gallo, Leonardo Ariel; Torres, Cristian Daniel; Goldenberg, Matias Guillermo; Stecconi, Marina; Puntieri, Javier Guido (Springer, 2023-09)Willows represent some of the most extended tree crop species worldwide. Understanding their global architecture could help improving the forestry based on these species and thus the associated economic activities. Our ... -
Desarrollo temprano del roble (Nothofagus obliqua): un análisis arquitectural de procedencias de Argentina = Early development of roble (Nothofagus obliqua): an architectural analysis of provenances from Argentina
Puntieri, Javier Guido; Grosfeld, Javier Edgardo; Stecconi, Marina; Brion, Cecilia; Azpilicueta, Maria Marta; Gallo, Leonardo Ariel (Facultad de Ciencias Forestales y Recursos Naturales, Universidad Austral de Chile, 2006-04-28)Se estudió el desarrollo arquitectural en tres años de plántulas de Nothofagus obliqua bajo condiciones de vivero. Las plántulas derivaron de semillas de cinco procedencias dentro del área de distribución natural de esta ... -
Development of genomic resources for Nothofagus species using next‐generation sequencing data
El Mujtar, Veronica Andrea; Gallo, Leonardo Ariel; Lang, T.; Garnier‐Géré, Pauline (Wiley, 2014-11)Using next‐generation sequencing, we developed the first whole‐genome resources for two hybridizing Nothofagus species of the Patagonian forests that crucially lack genomic data, despite their ecological and industrial ... -
Distribución natural de Nothofagus alpina y Nothofagus obliqua (nothofagaceae) en Argentina, dos especies de primera importancia forestal de los bosques templados norpatagónicos
Sabatier, Yamila; Azpilicueta, Maria Marta; Marchelli, Paula; González Peñalba, Marcelo; Lozano, Liliana; García, Leandro; Martinez, Abel Hector Maria; Gallo, Leonardo Ariel; Umaña, Fernando; Bran, Donaldo Eduardo; Pastorino, Mario Juan (Sociedad Argentina de Botánica, 2011-06)Conocer la distribución natural de cualquier especie es esencial para poder planificar su conservación o uso. El Raulí [Nothofagus alpina (Poepp. & Endl.) Oerst. = Nothofagus nervosa (Phil.) Dim. et Mil.] y el Roble Pellín ... -
Efecto del manejo silvicultural sobre la regeneración de un bosque de Nothofagus dombeyi, N. alpina y N. obliqua en la Reserva Nacional Lanín (Argentina) = Effect of silvicultural management on the Nothofagus dombeyi, N. alpina and N. obliqua forest regeneration within the Lanín Natural Reserve (Argentina)
Sola, Georgina Giselle; Attis Beltran, Hernan; Chauchard, Luis Mario; Gallo, Leonardo Ariel (Facultad de Ciencias Forestales y Recursos Naturales, Universidad Austral de Chile, 2015)Las prácticas silviculturales constituyen un importante agente de disturbio y su inadecuada implementación afecta la sostenibilidad de los bosques naturales. En la Reserva Nacional Lanín, el manejo silvicultural del bosque ... -
The effect of silvicultural management on the genetic diversity of a mixed Nothofagus forest in Lanín Natural Reserve, Argentina
Sola, Georgina Giselle; El Mujtar, Veronica Andrea; Gallo, Leonardo Ariel; Tsuda, Yoshiaki; Vendramin, Giovanni Giuseppe (2016-03)El conocimiento del impacto de las prácticas de manejo forestal es crucial para permitir el uso de los recursos naturales garantizando al mismo tiempo la sostenibilidad de la variación genética, que es esencial para la ... -
Effects of climate on the radial growth of mixed stands of Nothofagus nervosa and Nothofagus obliqua along a precipitation gradient in Patagonia, Argentina
Bonada, Anabela; Amoroso, Mariano Martin; Gedalof, Ze’ev; Srur, Ana; Gallo, Leonardo Ariel (Elsevier, 2022-08)Climate models for North Patagonia in Argentina project dryer conditions, due to a decrease in mean precipitation combined with an increase in mean temperatures. The temperate mixed Nothofagus forest, which exists along a ... -
Evaluación de daños por heladas tardías en ensayos de procedencias de pino oregón introducidos en el norte de la Región Andino Patagónica Argentina
Martinez Meier, Alejandro; Mondino, Victor Alejandro; Gallo, Leonardo Ariel (Universidad Austral de Chile, 2005-12)The susceptibility to late frost of the seed source used for afforestations at the moment it is one of the main adaptatives characteristic limiting the increase of the planted area of Douglas-fir (Pseudotsuga menziesii ... -
Extensive pollen flow in a natural fragmented population of Patagonian cypress Austrocedrus chilensis
Colabella, Fernando; Gallo, Leonardo Ariel; Moreno, Angela Carolina; Marchelli, Paula (Springer, 2014-12)Habitat fragmentation might significantly affect mating and pollen dispersal patterns in plant populations, contributing to the decline of remnant populations. However, wind-pollinated species are able to disperse pollen ... -
Genetic control of the tree-ring response of Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco) to the 2003 drought and heat-wave in France
Martinez Meier, Alejandro; Sanchez, Leopoldo; Dalla Salda, Guillermina; Pastorino, Mario Juan; Gautry, Jean-Yves; Gallo, Leonardo Ariel; Rozenberg, Philippe (Springer, 2008)The genetic control of tree ring growth in Douglas-fir in response to the drought and heat-wave that occurred in 2003 in Europe was studied with microdensity profiles in three clonal experiments located in three different ... -
Genetic variation in seedling water-use efficiency of Patagonian Cypress populations from contrasting precipitation regimes assessed through carbon isotope discrimination
Pastorino, Mario Juan; Aparicio, Alejandro Gabriel; Marchelli, Paula; Gallo, Leonardo Ariel (Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria (INIA), (España), 2012-07-20)Water-use efficiency (WUE) is a physiological parameter that plays a significant role in the evolutionary dynamics of many forest tree species. It can be estimated indirectly through carbon isotope discrimination (Δ). In ... -
Half a century of changes in the riverine landscape of Limay River: the origin of a riparian neoecosystem in Patagonia (Argentina)
Datri, Leonardo Ariel; Faggi, Ana Maria; Gallo, Leonardo Ariel; Carmona, Facundo (Springer, 2016-06)Our study aims to determine the dynamic that led to the spread of exotic Salicaceae on the Limay River floodplain and its implications in shaping the current neoecosystem. We used images obtained by the HRG sensor on board ... -
Halfway encounters: Meeting points of colonization routes among the southern beeches Nothofagus pumilio and N. antarctica
Soliani, Carolina; Tsuda, Yoshiaki; Bagnoli, Francesca; Gallo, Leonardo Ariel; Vendramin, Giovanni Giuseppe; Marchelli, Paula (2015-04)The Patagonian region is characterized by a complex biogeographic history, with evidence of deep phylogeographic breaks shared among species. Of particular interest to conservation is the nature of colonization and settlement ... -
Heritable variation in the survival of seedlings from Patagonian cypress marginal xeric populations coping with drought and extreme cold
Aparicio, Alejandro Gabriel; Zuki, Sebastián Maximiliano; Pastorino, Mario Juan; Martinez Meier, Alejandro; Gallo, Leonardo Ariel (Springer, 2012-01)The rear edges of tree species have begun to be perceived as highly valuable for genetic resources conservation and management. In view of expected climatic changes, the responses of trees at their xeric limits may largely ... -
High genetic variation in marginal fragmented populations at extreme climatic conditions of the Patagonian Cypress Austrocedrus chilensis
Arana, María Veronica; Gallo, Leonardo Ariel; Vendramin, Giovanni Giuseppe; Pastorino, Mario Juan; Sebastiani, Federico; Marchelli, Paula (Elsevier, 2010-03)Knowledge about current patterns of genetic structure of populations together with the evolutionary history of a species helps to understand and predict the adaptation of populations to future climate change. We assayed ... -
Información científica clave para la gestión y conservación del ecosistema biocultural del Pewén en Chile y Argentina = Relevant scientific information for management and conservation of the Pewen biocultural ecosystem in Chile and Argentina
Sanguinetti, Javier; Ditgen, Rebecca S.; Donoso Calderón, Sergio R.; Hadad, Martín A.; Gallo, Leonardo Ariel; González, Mauro E.; Ibarra, J Tomás; Ladio, Ana H.; Lambertucci, Sergio A.; Marchelli, Paula; Mundo, Ignacio A.; Nuñez, Martin Andrés; Pauchard, Aníbal; Puchi, Paulina; Relva, María A.; Skewes, Oscar; Shepherd, John D.; Speziale, Karina L.; Vélez, María L.; Salgado Salomón, María E.; Zamorano Elgueta, Carlos (Facultad de Ciencias Forestales y Recursos Naturales, Universidad Austral de Chile, 2023-05)El bosque de Araucaria araucana (“pewén” en lengua Mapuche), con sus especies asociadas del género Nothofagus, es singular desde el punto de vista evolutivo, biológico y sociocultural. Por la interdependencia con el pueblo ... -
Integrating genetics and suitability modelling to bolster climate change adaptation planning in Patagonian nothofagus forests
Marchelli, Paula; Thomas, Evert; Azpilicueta, Maria Marta; Zonneveld, Maarten van; Gallo, Leonardo Ariel (2017)We investigated the impact of past changes in habitat suitability on the current patterns of genetic diversity of two southern beeches (Nothofagus nervosa and Nothofagus obliqua) in their eastern fragmented range in ... -
Is local best? Examining the evidence for local adaptation in trees and its scale
Boshier, David; Broadhurst, Linda; Cornelius, Jonathan; Gallo, Leonardo Ariel; Koskela, Jarkko; Loo, Judy; Petrokofsky, Gillian; St Clair, Bradley (2015-10)Background: Although the importance of using local provenance planting stock for woodland production, habitat conservation and restoration remains contentious, the concept is easy to understand, attractive and easy to ... -
Logging by selective extraction of best trees: Does it change patterns of genetic diversity? : The case of Nothofagus pumilio
Soliani, Carolina; Gallo, Leonardo Ariel; Marchelli, Paula; Vendramin, Giovanni Giuseppe (2016)Un amplio conocimiento de las consecuencias ecológicas y genéticas de la aplicación de las prácticas de gestión en los ecosistemas naturales es de fundamental importancia para las acciones de conservación. El principal ...